Viabilitty of Grid Computing

Written by Thom Leggett

Continued from page 1

For example: a marketplace simulation requires, by its very nature, a high degree of interconnection betweenrepparttar entities that are carrying outrepparttar 107777 different parts ofrepparttar 107778 calculation. Many, (if not most), real-world tasks simply cannot be broken down as easily asrepparttar 107779 SETI calculation.

So how does Oracle, a database company, justify calling its latest database 10g (whererepparttar 107780 g stands for Grid)? Why does Sun believe that its business customers will benefit from Grid technologies?

Inrepparttar 107781 case of Oracle, they are just referring to a technology that has been around for a while called clustering. Clustering simply connects several computers together to act as one. This is nothing new and Grid in this context is nothing more than hype - Oracle are just using a topical 'buzzword' to market an already-existing technology.

Sun, onrepparttar 107782 other hand, may have a more reasonable position. It touts intra-company Grids rather than ones based on a worldwide reach. In these cases,repparttar 107783 above analysis breaks down - asrepparttar 107784 cost of network transmission inside a company is a tiny fraction of that overrepparttar 107785 Internet. However, there are still only a small number of applications that could benefit from such a configuration.

That said; there are a few notable exceptions. Smaller architecture firms, which lackrepparttar 107786 huge computing resources required to ensurerepparttar 107787 safety of more ambitious projects, will be able to have their designs tested using Grid computing power:repparttar 107788 input (a technical drawing) and output (a structural analysis) are tiny compared torepparttar 107789 massive amount of processing that needs to be done.

Similarly, 3D animation studios could render movies usingrepparttar 107790 Grid; asrepparttar 107791 3D model input andrepparttar 107792 picture that isrepparttar 107793 output are again small compared torepparttar 107794 processing required.

This article is not to say that computing Grids won't have an impact on our lives - high end scientific projects such as cancer research, human genome research and development of new materials will benefit hugely fromrepparttar 107795 huge pool of computing resource thatrepparttar 107796 Grid promises.

Inrepparttar 107797 commercial world however,repparttar 107798 Grid will only impactrepparttar 107799 very largest of enterprises until network connectivity is as cheap and readily available as processing power. With Moore's Law2 still holding, that is not likely to happen any time soon.

To summarise then,repparttar 107800 computing nirvana of processing and storage on demand (also known as utility computing) is a long way off - both technically and, most importantly, economically.

If you would like any more information, please contact FWOSS - we'll be happy to discuss our views with you.

1 Distributed Computing Economics Jim Gray March 2003 2 "Processor speed will double every 18 months."

This article is copyright Fire Without Smoke Software Ltd 2003. FWOSS can be contacted at Please feel free to reproduce this article on your site withrepparttar 107801 appropriate credits.

Thom is FWOSS' operations director

Are You Well Protected?

Written by Roxie Hickman

Continued from page 1
An internet search will revealrepparttar many choices available for spyware elimination software. The important thing is to get one and use it consistently. Spybot and PestPatrol are popular choices. I really like Spybot Search and Destroy. Besidesrepparttar 107776 fact that it is free, once spyware is identified,repparttar 107777 software will provide a detailed description of just what it is. This is helpful just in case it identifies something that you don't want to get rid of. Backup, Backup, Backup How often do you backup? What files/programs do you backup? What media do you backup to? We all knowrepparttar 107778 importance of backing up our information yet so many of us don’t do it. There may be a ton of reasons why it's not done butrepparttar 107779 one reason it should be done on a regular basis is that it can be a timesaver, possibly a business saver if your computer system is corrupted for any reason. If you happen to be using Windows XP Professional,repparttar 107780 backup procedure is quite simple. For users of XP Home Edition, it is a bit more involved. Complete instructions, however, are onrepparttar 107781 Microsoft website. Typically, data files are what most people need to back up and having well organized files will certainly simplifyrepparttar 107782 process. Whether you backup to disk, zip disk, DVD, writeable CDs, external file drive or utilize one ofrepparttar 107783 online services, it is important to get intorepparttar 107784 habit of backing up on a regular basis. Weekly Updates of Windows Windows users are automatically notified of current updates forrepparttar 107785 Windows operating system when your computer is turned on. With just a few clicks your operating system is updated. However, when certain patches become available for your particular applications software (XP, 2000, NT, etc), as was/isrepparttar 107786 case withrepparttar 107787 recent worm viruses, a visit to Microsoft's website is necessary. Once there, Microsoft will scan your computer, tell you what updates are available, and you then haverepparttar 107788 option of installing them on your system. In some cases, you will need your installation CDs to completerepparttar 107789 download. Withrepparttar 107790 recent run of viruses and with more expected, it is imperative to check for these updates weekly onrepparttar 107791 Microsoft website as well as dorepparttar 107792 automatic updates. Be Careful of Email Attachments Email is such a widely accepted method of communication, and this has not gone unnoticed by hackers who use email as a means of mass virus spread. For this final checkpoint, your due diligence isrepparttar 107793 only software required. Always delete any email from unknown senders and be very careful of any attachments you are not expecting from any known senders. As we have seen, hackers can quite easily access Outlook address books to spread viruses.

Byrepparttar 107794 way, including a fake email address in your address book will not prevent your PC from spreading viruses. This is an urban legend. If you’re interested inrepparttar 107795 full story, check out this link: When it comes torepparttar 107796 health of our computers, an ounce of prevention is worth a pound of cure. Effective prevention software along with plain old common sense, used consistently, can keep you protected.

Roxie Hickman, Virtual Assistant (VA), is the owner of The Virtual Connection. The Virtual Connection ( specializes in working with the ‘sucstressed’ (successful professionals who are stressed because they’ve been doing it alone). The Virtual Connection provides offsite administrative, executive, and personal assistance.

    <Back to Page 1 © 2005
Terms of Use